Système harmonisé
Section VI > Chapitre 28 > Position 2804 > 2804.6 > 2804.61
Containing by weight not less than 99.99 % of silicon
Section VI > Chapitre 28 > Position 2805
Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury.
Section VI > Chapitre 28 > Position 2805 > 2805.1
Alkali or alkaline-earth metals
Section VI > Chapitre 29 > Position 2902 > 2902.4 > 2902.44
Mixed xylene isomers